Jay Ryan and Ali Carter have been best friends since their second year at Hogwarts and they are in love with SiriusBlack and Remus Lupin!
Except they already have girlfriends.
Girlfriends that hate Jay and Ali.
so when A bet is made about boyfriend Stealing Abilities, Jay and Ali prove out to be strong contender but along the game, affections change.
Sirius is falling in Love with Ali and Remus is Attracted to Jay.

“I am Sirius Black. Do you wanna go out with me?” he said, as politely as he could manage.
She remained silent for a long time, eyeing him like vulture with those small blue eyes.
“Do I look like a cheap blonde with breasts?” she asked with a coy smile.
‘No but-”answered Sirius surprised by the question.
“No it is” she fired back and walked away regally to the great hall.

Marauders are at their newt year at Hogwarts. James has finally caught the eyes of lily Evans and Remus have fallen for a cute sixth year, Aura Sean. And Sirius is falling in love with a mysterious girl named Jinx. Meanwhile wizarding world is under the grip of first war!!
Pretty crappy summary but it has some well defined and intense characters.
My first ever fanfic on web. Please read and review!!